MATHS QUIZ

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MATHS QUIZ

Postby mehjabeen » 04 Jun 2012, 21:03

Salaam
how many of us enjoying doing maths?isnt it fun doing all the calculation!the area,perimeters!and the geometry!
so i thought y nt starting a math quiz in which one person will ask and the one who answers wil ask the next question!(o level maths only)
i hope the question should be never ending and inshallah it shall increase our knowledge more!
let me start with the first one(it has to be an easy one 8)
simplify
2/3p^12 * 3/4p^8
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qamar
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Re: MATHS QUIZ

Postby qamar » 05 Jun 2012, 10:59

(wasalam)

Brilliant idea

The answer is (1/2)p^20 :biggrin:
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Re: MATHS QUIZ

Postby mehjabeen » 05 Jun 2012, 19:20

yes u r right! [up]
ur turn now!!!!!!!
hop its easy
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Re: MATHS QUIZ

Postby taha.dharamsi » 05 Jun 2012, 23:19

The Angle of Elevation of the top of the cliff is 42 degrees if the observer is standing 30m from the foot of the cliff calculate the height of the cliff
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Re: MATHS QUIZ

Postby mehjabeen » 07 Jun 2012, 10:31

the answer is 33.33333!
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Re: MATHS QUIZ

Postby mehjabeen » 08 Jun 2012, 19:29

is this answer right?
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Re: MATHS QUIZ

Postby mehjabeen » 08 Jun 2012, 19:45

(salam)
Make x the subject of the formula
ax^2 + bx^2 - d^2 -= p^2

(workings needed as well)
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abuali
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Re: MATHS QUIZ

Postby abuali » 15 Jun 2012, 00:22

ax^2 + bx^2 - d^2 -= p^2

a x X^2 + b x X^2 - d^2 =p ^2

\/a x X + \/b x X - d = p

x\/a + x\/b - d = p

x\/(a+b) - d = p

x\/(a+b) = p + d

x = (p + d)/\/(a+b)
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Re: MATHS QUIZ

Postby qamar » 11 Jul 2012, 19:18

is it correct mehjabeen?
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Re: MATHS QUIZ

Postby qamar » 11 Jul 2012, 19:19

if so, abuali post the next question
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Re: MATHS QUIZ

Postby abuali » 12 Jul 2012, 00:54

awaiting response from the questioner
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Re: MATHS QUIZ

Postby mehjabeen » 09 Aug 2012, 20:17

salaam,
k first m sooo sorry fr the late reply
according to the way i have done the calculations i m getting the answer
\/(p2+d2)/a+b
abuali is this wat u wrote?
sorry did nt understand
(cambridge paper 2 of 2008:ref)
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Re: MATHS QUIZ

Postby abuali » 16 Aug 2012, 03:00

Must have missed a step.


Could you post the workings please

Posted with TouchBB on my iPhone
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Re: MATHS QUIZ

Postby mehjabeen » 16 Aug 2012, 16:52

salaam,
ax^2+bx^2-d^2=p^2
ax^2+bx^2=p^2+d^2
x^2(a+b)=p^2+d^2
x^2=p^2+d^2/a+b
x=(sqareroot)\/p^2+d^2/a+b
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Re: MATHS QUIZ

Postby mehjabeen » 16 Aug 2012, 17:16

salaam,
figured out ur answer yeah ur correct abuali
congrates
k post the next question?

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